.main {
    background-image: url("http://dorabox.img-cn-shanghai.aliyuncs.com/www/partner-bg.png");
}

.middle {
    position: relative;
    z-index: 99;
    margin-top: 100px;
    width: 100%;
    overflow-x: hidden;
    overflow-y: hidden;
}

.logo-a {
    float: left;
}

.middle-content {
    float: left;
    width: 1220px;
    height: 400px;
    margin-left: 475px;
}

.middle-bord {
    float: left;
    margin-left: 30px;
    position: relative;
    width: 370px;
    height: 380px;
    overflow: hidden;
}

.middle-bord-canvas {
    position: relative;
    margin-top: 60px;
    width: 370px;
    height: 320px;
}

.bord-canvas-one {
    top: 0;
    left: 235px;
}

.middle-bord-canvas div {
    position: absolute;
}

.middle-bord-content {
    position: absolute;
    z-index: 5;
    left: 0;
    top: 60px;
    width: 367px;
    height: 318px;
    border: 1px solid #ddd;
    background-color: #fff;
}

.middle-bord-content img {
    top: 75px;
    left: 134px;
    position: absolute;
    display: block;
    width: 100px;
    height: 70px;
    background-color: #fff;
    transition: top 0.5s;
    -moz-transition: top 0.5s; /* Firefox 4 */
    -webkit-transition: top 0.5s; /* Safari and Chrome */
    -o-transition: top 0.5s; /* Opera */
}

.middle-bord-words {
    position: absolute;
    top: 180px;
    width: 368px;
    text-align: center;
    font-size: 18px;
    color: #292929;
    transition: top 0.4s;
    -moz-transition: top 0.4s; /* Firefox 4 */
    -webkit-transition: top 0.4s; /* Safari 和 Chrome */
    -o-transition: top 0.4s;
}

.middle-btn {
    position: absolute;
    left: 34px;
    width: 300px;
    height: 144px;
    bottom: -144px;
    filter: alpha(opacity=0);
    -moz-opacity: 0;
    opacity: 0;
    transition: bottom 0.5s, opacity 0.5s;
    -moz-transition: bottom 0.5s, opacity 0.5s; /* Firefox 4 */
    -webkit-transition: bottom 0.5s, opacity 0.5s; /* Safari and Chrome */
    -o-transition: bottom 0.5s, opacity 0.5s; /* Opera */
}

.middle-btn-div {
    margin-bottom: 15px;
    width: 300px;
    height: 33px;
    color: #313131;
    background-color: #ddd;
    cursor: pointer;
}

.middle-btn-div a {
    display: block;
    width: 300px;
    height: 33px;
    text-align: center;
    line-height: 33px;
    font-size: 16px;
    color: #313131;
}

.middle-btn-div:hover {
    background-color: #e56068;
}

.middle-btn-div:hover a {
    color: #fff;
}

.middle-bord-content:hover {
    border: 1px solid #e1515b;
}

.middle-bord-content:hover .middle-btn {
    bottom: 55px;
    filter: alpha(opacity=100);
    -moz-opacity: 1;
    opacity: 1;
}

.middle-bord-content:hover img {
    top: -40px;
}

.middle-bord-content:hover .middle-bord-words {
    top: 50px; /* Opera */
}

@media screen and (max-width: 1281px) {
    .middle {
        margin-top: 22px;
        height: 256px;
    }

    .middle-content {
        margin-top: -67px;
        margin-left: 100px;
        -ms-transform: scale(0.67); /* IE 9 */
        -moz-transform: scale(0.67); /* Firefox */
        -webkit-transform: scale(0.67); /* Safari 和 Chrome */
        -o-transform: scale(0.67);
    }
}

@media screen and (min-width: 1281px) and (max-width: 1441px) {
    .middle {
        margin-top: 30px;
        height: 300px;
    }

    .middle-content {
        margin-top: -51px;
        margin-left: 155px;
        -ms-transform: scale(0.75); /* IE 9 */
        -moz-transform: scale(0.75); /* Firefox */
        -webkit-transform: scale(0.75); /* Safari 和 Chrome */
        -o-transform: scale(0.75);
    }
}

@media screen and (min-width: 1441px) and (max-width: 1681px) {
    .middle {
        margin-top: 40px;
        height: 360px;
    }

    .middle-content {
        margin-top: -15px;
        margin-left: 300px;
        -ms-transform: scale(0.87); /* IE 9 */
        -moz-transform: scale(0.87); /* Firefox */
        -webkit-transform: scale(0.87); /* Safari 和 Chrome */
        -o-transform: scale(0.87);
    }
}


